1204422223 has 4 divisors (see below), whose sum is σ = 1204710328. Its totient is φ = 1204134120.

The previous prime is 1204422181. The next prime is 1204422259. The reversal of 1204422223 is 3222244021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204422223 - 2¹³ = 1204414031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1204422194 and 1204422203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201422223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137688 + ... + 146173.

It is an arithmetic number, because the mean of its divisors is an integer number (301177582).

Almost surely, 2^1204422223 is an apocalyptic number.

1204422223 is a deficient number, since it is larger than the sum of its proper divisors (288105).

1204422223 is an equidigital number, since it uses as much as digits as its factorization.

1204422223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288104.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1204422223 is about 34704.7867447705. The cubic root of 1204422223 is about 1063.9623337218.

Adding to 1204422223 its reverse (3222244021), we get a palindrome (4426666244).

The spelling of 1204422223 in words is "one billion, two hundred four million, four hundred twenty-two thousand, two hundred twenty-three".